Remove unused isolate groups
Remove unused isolate groups

Since we run the linter/typecheck scripts on every Cl as part of
the presubmit, we no longer need these groups to exist. (There
are also no references to these names anywhere in Chromium).

R=1cf0af8245a3a17a632a2c73531392b0f9761c76@chromium.org

Change-Id: Iba0310208c8dfa7d3cde5e5a5186dc427b0c3aa6
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2300101
Auto-Submit: Tim van der Lippe <dba8716ee7f8d16236046f74d2167cb94410f6ed@chromium.org>
Commit-Queue: Yang Guo <1cf0af8245a3a17a632a2c73531392b0f9761c76@chromium.org>
Reviewed-by: Yang Guo <1cf0af8245a3a17a632a2c73531392b0f9761c76@chromium.org>

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